staging: fwserial: (coding-style) rewrite comparisons to NULL as "!fifo->data"

Rewrite multiple comparisons to NULL as "!fifo->data"
to fix the last coding style problems of this file.

Signed-off-by: Christian Colic <colic.christian@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Christian Colic 2015-11-17 13:56:31 +01:00 committed by Greg Kroah-Hartman
parent 3dd0af86a0
commit de593dca1b

View file

@ -106,7 +106,7 @@ void dma_fifo_free(struct dma_fifo *fifo)
{
struct dma_pending *pending, *next;
if (fifo->data == NULL)
if (!fifo->data)
return;
list_for_each_entry_safe(pending, next, &fifo->pending, link)
@ -123,7 +123,7 @@ void dma_fifo_reset(struct dma_fifo *fifo)
{
struct dma_pending *pending, *next;
if (fifo->data == NULL)
if (!fifo->data)
return;
list_for_each_entry_safe(pending, next, &fifo->pending, link)
@ -149,7 +149,7 @@ int dma_fifo_in(struct dma_fifo *fifo, const void *src, int n)
{
int ofs, l;
if (fifo->data == NULL)
if (!fifo->data)
return -ENOENT;
if (fifo->corrupt)
return -ENXIO;
@ -192,7 +192,7 @@ int dma_fifo_out_pend(struct dma_fifo *fifo, struct dma_pending *pended)
{
unsigned len, n, ofs, l, limit;
if (fifo->data == NULL)
if (!fifo->data)
return -ENOENT;
if (fifo->corrupt)
return -ENXIO;
@ -252,7 +252,7 @@ int dma_fifo_out_complete(struct dma_fifo *fifo, struct dma_pending *complete)
{
struct dma_pending *pending, *next, *tmp;
if (fifo->data == NULL)
if (!fifo->data)
return -ENOENT;
if (fifo->corrupt)
return -ENXIO;